Finding the Third Proportional to 478,376 and 1,006,320

Step by Step Solution

1. Step 1: Write the proportion equation
   478,376 : 1,006,320 = 1,006,320 : x
2. Step 2: Convert to fraction form
   478,376/1,006,320 = 1,006,320/x
3. Step 3: Cross multiply
   478,376x = 1,006,320 × 1,006,320
4. Step 4: Simplify right side
   478,376x = 1,012,679,942,400
5. Step 5: Solve for x
   x = 1,012,679,942,400/478,376
6. Step 6: Final answer
   x = 2,116,912.10